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#21809 - 10/04/17 07:11 PM Otis 311 displays 421  
Joined: Feb 2014
Posts: 6 KirkP Offline
stranger
KirkP  Offline
stranger

Joined: Feb 2014
Posts: 6
St. Louis
I have a Otis 311 when powered up displays 421 then trips overload. I do not have an Otis service tools. Any leads?
#22159 - 11/09/17 02:15 PM Re: Otis 311 displays 421 [Re: KirkP]  
Joined: Mar 2015
Posts: 31 DJ 411 Offline
Adjuster
DJ 411  Offline
Adjuster

Joined: Mar 2015
Posts: 31
421 is the code on the drive telling you to check the drives fault log.

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